# ATC TN5250

> Chinese 5250 terminal emulator for accessing IBM iSeries/AS400 systems. (iPhone/iPad app by 馳訊技術開發股份有限公司.)

- Source: https://appshunter.io/ios/app/atc-tn5250/id581867218 (this page in markdown: same URL + `.md`)
- Developer: [馳訊技術開發股份有限公司](https://appshunter.io/developer/538282953)
- Category: Business, Finance
- Price: $49.99
- Age rating: 17+
- Requires: iOS 12.0 · 2 MB
- Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2012-12-17
- Data updated: 2026-07-06
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/atc-tn5250/id581867218/reviews.md

## What is ATC TN5250?

ATC TN5250 for iPad/iPhone/iPod touch is the first Chinese 5250 terminal emulation program in the world.

ATC TN5250 is used to access applications running on IBM iSeries systems, also known as AS400 systems. ATC TN5250 emulates IBM Chinese 5250 terminals and uses TN5250 protocol for communication with the host systems.

ATC brings you a high quality and proven emulator for your iPad, iPhone, iPod touch devices.

- IBM Chinese 5250 terminal emulation
- TN5250 communication to host (Not normal telnet protocol)
- support SSL/TLS communication
- support auto-login
- support 80x24 and 132x27 screen size
- support input and display Chinese characters
- support user-defined Chinese characters over the cloud
- support display SO/SI
- screen attributes can be customized
- support hot spot and cursor tap
- support quick-access function key and defined over the cloud
- Pop-up and non-overlapping virtual terminal keyboard and function key
- support multiple host configurations
- support barcode scan as input data, format including: EAN-13/UPC-A, UPC-E, EAN-8, Code 128, Code 93, Code 39, Interleaved 2 of 5, DataBar, DataBar Expanded and QR Code

This software uses the ZBar Bar Code Reader project licensed under the LGPL 2.1 license. More info about LGPL version 2.1 can be found at http://www.gnu.org/licenses/lgpl-2.1.html.

## Key features

- IBM Chinese 5250 terminal emulation
- TN5250 communication protocol
- SSL/TLS support
- Chinese character input and display
- Barcode scanning input
- Multiple host configurations

## Recent user reviews (5 of 5)

All indexed reviews: https://appshunter.io/ios/app/atc-tn5250/id581867218/reviews.md

### 2/5 — 請改善

*2016-06-30, version 1.0.9*

ios鍵盤使用上有bug  , 附的鍵盤太小

### 1/5 — 無法連線

*2015-02-03, version 1.0.9*

無法連線

### 4/5 — 增加android版本

*2014-05-13, version 1.0.7*

可以增加android版本嗎？

### 3/5 — 還不賴

*2013-01-24, version 1.0.2*

好用，但是速度有點慢且容易斷線，希望能改善。
另外希望增加掃條碼功能！

### 4/5 — 使用心得

*2012-12-18, version 1.0.1*

不錯用

## Frequently asked questions about ATC TN5250

### What is ATC TN5250?

ATC TN5250 is a terminal emulation application designed for iOS devices that allows users to connect to and interact with IBM iSeries (AS400) systems. It specifically emulates the Chinese 5250 terminal.

### What systems can ATC TN5250 connect to?

This application is designed to access applications running on IBM iSeries systems, also known as AS400 systems. It uses the TN5250 protocol for communication.

### Does ATC TN5250 support Chinese characters?

Yes, ATC TN5250 fully supports the input and display of Chinese characters. It also allows for user-defined Chinese characters to be uploaded over the cloud.

### Can ATC TN5250 scan barcodes?

Yes, the application supports barcode scanning as an input method for data. It can read various formats including EAN-13/UPC-A, Code 128, and QR Code.

### What devices is ATC TN5250 available on?

ATC TN5250 is available for iPhone, iPad, and iPod touch devices. It was released on December 17, 2012, and last updated on May 20, 2024.

### How much does ATC TN5250 cost?

ATC TN5250 is a paid application with a price of $49.99. There are no in-app purchases or advertisements mentioned.

### Is ATC TN5250 suitable for younger users?

The app has an age rating of 17+, indicating it is intended for mature users. This is likely due to the business-oriented nature of the application.

### Does ATC TN5250 support secure connections?

Yes, ATC TN5250 supports secure communication through SSL/TLS protocols, ensuring a safer connection to your host systems.

## Version history (last 5 releases)

### 1.1.5 — 2024-05-20

updated for iPhone 15

### 1.1.4 — 2021-01-19

version updated for iphone 11, iphone 12

### 1.1.0 — 2017-11-21

support iOS11

### 1.0.9 — 2014-10-31

1. enhance screen display performance.
2. Build & Test with iOS 8.1.

### 1.0.8 — 2014-09-03

Add bluetooth keyboard support.

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## Related topics

[atc tn5250](https://appshunter.io/ios/topics/atc-tn5250) · [tn5250](https://appshunter.io/ios/topics/tn5250)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-06.*